client/EterLib/GrpImageTexture.cpp

330 lines
6.9 KiB
C++

#include "StdAfx.h"
#include "../eterBase/MappedFile.h"
#include "../eterPack/EterPackManager.h"
#include "GrpImageTexture.h"
bool CGraphicImageTexture::Lock(int* pRetPitch, void** ppRetPixels, int level)
{
D3DLOCKED_RECT lockedRect;
if (FAILED(m_lpd3dTexture->LockRect(level, &lockedRect, NULL, 0)))
return false;
*pRetPitch = lockedRect.Pitch;
*ppRetPixels = (void*)lockedRect.pBits;
return true;
}
void CGraphicImageTexture::Unlock(int level)
{
assert(m_lpd3dTexture != NULL);
m_lpd3dTexture->UnlockRect(level);
}
void CGraphicImageTexture::Initialize()
{
CGraphicTexture::Initialize();
m_stFileName = "";
m_d3dFmt=D3DFMT_UNKNOWN;
m_dwFilter=0;
}
void CGraphicImageTexture::Destroy()
{
CGraphicTexture::Destroy();
Initialize();
}
bool CGraphicImageTexture::CreateDeviceObjects()
{
assert(ms_lpd3dDevice != NULL);
assert(m_lpd3dTexture == NULL);
if (m_stFileName.empty())
{
// ÆùÆ® ÅؽºÃÄ
if (FAILED(ms_lpd3dDevice->CreateTexture(m_width, m_height, 1, 0, m_d3dFmt, D3DPOOL_MANAGED, &m_lpd3dTexture)))
return false;
}
else
{
CMappedFile mappedFile;
LPCVOID c_pvMap;
if (!CEterPackManager::Instance().Get(mappedFile, m_stFileName.c_str(), &c_pvMap))
return false;
return CreateFromMemoryFile(mappedFile.Size(), c_pvMap, m_d3dFmt, m_dwFilter);
}
m_bEmpty = false;
return true;
}
bool CGraphicImageTexture::Create(UINT width, UINT height, D3DFORMAT d3dFmt, DWORD dwFilter)
{
assert(ms_lpd3dDevice != NULL);
Destroy();
m_width = width;
m_height = height;
m_d3dFmt = d3dFmt;
m_dwFilter = dwFilter;
return CreateDeviceObjects();
}
void CGraphicImageTexture::CreateFromTexturePointer(const CGraphicTexture * c_pSrcTexture)
{
if (m_lpd3dTexture)
m_lpd3dTexture->Release();
m_width = c_pSrcTexture->GetWidth();
m_height = c_pSrcTexture->GetHeight();
m_lpd3dTexture = c_pSrcTexture->GetD3DTexture();
if (m_lpd3dTexture)
m_lpd3dTexture->AddRef();
m_bEmpty = false;
}
bool CGraphicImageTexture::CreateDDSTexture(CDXTCImage & image, const BYTE * /*c_pbBuf*/)
{
int mipmapCount = image.m_dwMipMapCount == 0 ? 1 : image.m_dwMipMapCount;
D3DFORMAT format;
LPDIRECT3DTEXTURE8 lpd3dTexture;
D3DPOOL pool = ms_bSupportDXT ? D3DPOOL_MANAGED : D3DPOOL_SCRATCH;;
if(image.m_CompFormat == PF_DXT5)
format = D3DFMT_DXT5;
else if(image.m_CompFormat == PF_DXT3)
format = D3DFMT_DXT3;
else
format = D3DFMT_DXT1;
UINT uTexBias=0;
if (IsLowTextureMemory())
uTexBias=1;
UINT uMinMipMapIndex=0;
if (uTexBias>0)
{
if (mipmapCount>uTexBias)
{
uMinMipMapIndex=uTexBias;
image.m_nWidth>>=uTexBias;
image.m_nHeight>>=uTexBias;
mipmapCount-=uTexBias;
}
}
if (FAILED(D3DXCreateTexture( ms_lpd3dDevice, image.m_nWidth, image.m_nHeight,
mipmapCount, 0, format, pool, &lpd3dTexture)))
{
TraceError("CreateDDSTexture: Cannot creatre texture");
return false;
}
for (DWORD i = 0; i < mipmapCount; ++i)
{
D3DLOCKED_RECT lockedRect;
if (FAILED(lpd3dTexture->LockRect(i, &lockedRect, NULL, 0)))
{
TraceError("CreateDDSTexture: Cannot lock texture");
}
else
{
image.Copy(i+uMinMipMapIndex, (BYTE*)lockedRect.pBits, lockedRect.Pitch);
lpd3dTexture->UnlockRect(i);
}
}
if(ms_bSupportDXT)
{
m_lpd3dTexture = lpd3dTexture;
}
else
{
if(image.m_CompFormat == PF_DXT3 || image.m_CompFormat == PF_DXT5)
format = D3DFMT_A4R4G4B4;
else
format = D3DFMT_A1R5G5B5;
UINT imgWidth=image.m_nWidth;
UINT imgHeight=image.m_nHeight;
extern bool GRAPHICS_CAPS_HALF_SIZE_IMAGE;
if (GRAPHICS_CAPS_HALF_SIZE_IMAGE && uTexBias>0 && mipmapCount==0)
{
imgWidth>>=uTexBias;
imgHeight>>=uTexBias;
}
if (FAILED(D3DXCreateTexture( ms_lpd3dDevice, imgWidth, imgHeight,
mipmapCount, 0, format, D3DPOOL_MANAGED, &m_lpd3dTexture)))
{
TraceError("CreateDDSTexture: Cannot creatre texture");
return false;
}
IDirect3DTexture8* pkTexSrc=lpd3dTexture;
IDirect3DTexture8* pkTexDst=m_lpd3dTexture;
for(int i=0; i<mipmapCount; ++i) {
IDirect3DSurface8* ppsSrc = NULL;
IDirect3DSurface8* ppsDst = NULL;
if (SUCCEEDED(pkTexSrc->GetSurfaceLevel(i, &ppsSrc)))
{
if (SUCCEEDED(pkTexDst->GetSurfaceLevel(i, &ppsDst)))
{
D3DXLoadSurfaceFromSurface(ppsDst, NULL, NULL, ppsSrc, NULL, NULL, D3DX_FILTER_NONE, 0);
ppsDst->Release();
}
ppsSrc->Release();
}
}
lpd3dTexture->Release();
}
m_width = image.m_nWidth;
m_height = image.m_nHeight;
m_bEmpty = false;
return true;
}
bool CGraphicImageTexture::CreateFromMemoryFile(UINT bufSize, const void * c_pvBuf, D3DFORMAT d3dFmt, DWORD dwFilter)
{
assert(ms_lpd3dDevice != NULL);
assert(m_lpd3dTexture == NULL);
static CDXTCImage image;
if (image.LoadHeaderFromMemory((const BYTE *) c_pvBuf)) // DDSÀΰ¡ È®ÀÎ
{
return (CreateDDSTexture(image, (const BYTE *) c_pvBuf));
}
else
{
D3DXIMAGE_INFO imageInfo;
if (FAILED(D3DXCreateTextureFromFileInMemoryEx(
ms_lpd3dDevice,
c_pvBuf,
bufSize,
D3DX_DEFAULT,
D3DX_DEFAULT,
D3DX_DEFAULT,
0,
d3dFmt,
D3DPOOL_MANAGED,
dwFilter,
dwFilter,
0xffff00ff,
&imageInfo,
NULL,
&m_lpd3dTexture)))
{
TraceError("CreateFromMemoryFile: Cannot create texture");
return false;
}
m_width = imageInfo.Width;
m_height = imageInfo.Height;
D3DFORMAT format=imageInfo.Format;
switch(imageInfo.Format) {
case D3DFMT_A8R8G8B8:
format = D3DFMT_A4R4G4B4;
break;
case D3DFMT_X8R8G8B8:
case D3DFMT_R8G8B8:
format = D3DFMT_A1R5G5B5;
break;
}
UINT uTexBias=0;
extern bool GRAPHICS_CAPS_HALF_SIZE_IMAGE;
if (GRAPHICS_CAPS_HALF_SIZE_IMAGE)
uTexBias=1;
if (IsLowTextureMemory())
if (uTexBias || format!=imageInfo.Format)
{
IDirect3DTexture8* pkTexSrc=m_lpd3dTexture;
IDirect3DTexture8* pkTexDst;
if (SUCCEEDED(D3DXCreateTexture(
ms_lpd3dDevice,
imageInfo.Width>>uTexBias,
imageInfo.Height>>uTexBias,
imageInfo.MipLevels,
0,
format,
D3DPOOL_MANAGED,
&pkTexDst)))
{
m_lpd3dTexture=pkTexDst;
for(int i=0; i<imageInfo.MipLevels; ++i) {
IDirect3DSurface8* ppsSrc = NULL;
IDirect3DSurface8* ppsDst = NULL;
if (SUCCEEDED(pkTexSrc->GetSurfaceLevel(i, &ppsSrc)))
{
if (SUCCEEDED(pkTexDst->GetSurfaceLevel(i, &ppsDst)))
{
D3DXLoadSurfaceFromSurface(ppsDst, NULL, NULL, ppsSrc, NULL, NULL, D3DX_FILTER_LINEAR, 0);
ppsDst->Release();
}
ppsSrc->Release();
}
}
pkTexSrc->Release();
}
}
}
m_bEmpty = false;
return true;
}
void CGraphicImageTexture::SetFileName(const char * c_szFileName)
{
m_stFileName=c_szFileName;
}
bool CGraphicImageTexture::CreateFromDiskFile(const char * c_szFileName, D3DFORMAT d3dFmt, DWORD dwFilter)
{
Destroy();
SetFileName(c_szFileName);
m_d3dFmt = d3dFmt;
m_dwFilter = dwFilter;
return CreateDeviceObjects();
}
CGraphicImageTexture::CGraphicImageTexture()
{
Initialize();
}
CGraphicImageTexture::~CGraphicImageTexture()
{
Destroy();
}